Vulnerability · Published Sep 9, 2026 · Assigned by huawei

CVE-2026-81644

Medium 4.3

In plain English

A medium-severity security flaw in HarmonyOS from Huawei. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.2%top 85.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

DoS vulnerability in the preview service module. Impact: Successful exploitation of this vulnerability may affect availability.

Affected products (as reported)

Vendor	Product	Versions
Huawei	HarmonyOS	6.1.0

Weakness: CWE-264 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

References

https://consumer.huawei.com/en/support/bulletin/2026/9/
https://consumer.huawei.com/en/support/bulletinlaptops/2026/9/